One of the biggest problems was that the national government had no power to impose taxes. To avoid any perception of “taxation without representation,” the Articles of Confederation allowed only state governments to levy taxes. To pay for its expenses, the national government had to request money from the states.
France was the least prepared country for war at the start of WW2 because they had a small army and been totally obliterated in WW1
Robert E Lee took over the confederate army.
The answer is A. A unitary system